/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: a
 * Date: 2022-11-13
 * Time: 12:14
 */
public class Third {
    private Second second;

    public Third(){
        second = new Second();
    }

    public void doThird(){
        second.doSecond();
        System.out.println("开始执行第三步");
    }
}
